sector field mass spectrometer

简明释义

扇形场质谱仪

英英释义

例句

1.Researchers utilized a sector field mass spectrometer to identify the isotopic composition of ancient artifacts.

研究人员利用扇形场质谱仪识别古代文物的同位素组成。

2.For proteomics research, a sector field mass spectrometer can provide detailed protein analysis.

在蛋白质组学研究中，扇形场质谱仪可以提供详细的蛋白质分析。

3.The accuracy of the sector field mass spectrometer makes it essential for geochemical studies.

由于其准确性，扇形场质谱仪在地球化学研究中至关重要。

4.In pharmaceutical development, a sector field mass spectrometer helps in characterizing new drug compounds.

在制药开发中，扇形场质谱仪有助于表征新药化合物。

5.The sector field mass spectrometer is widely used in environmental analysis to detect trace contaminants.

在环境分析中，扇形场质谱仪被广泛用于检测微量污染物。

作文

The world of analytical chemistry has seen remarkable advancements over the years, with various techniques developed to analyze the composition of substances. One of the most sophisticated tools in this field is the sector field mass spectrometer, which plays a crucial role in identifying and quantifying different molecules. This instrument is particularly valued for its high resolution and precision, making it an essential tool in both research and industrial applications.A sector field mass spectrometer operates on the principle of mass-to-charge ratio (m/z) measurement, which allows it to separate ions based on their mass. The device consists of several key components, including an ion source, a sector field, and a detector. The ion source generates ions from the sample, which are then accelerated into the sector field. Here, the ions are subjected to electric and magnetic fields that help in their separation according to their m/z ratios. Finally, the detector captures the separated ions, providing data that can be analyzed to determine the composition of the original sample.One of the distinct advantages of using a sector field mass spectrometer is its exceptional resolution. Unlike other types of mass spectrometers, which may struggle to differentiate between ions with very similar m/z values, the sector field design allows for greater separation. This capability is particularly beneficial in complex mixtures, such as biological samples where multiple compounds may coexist at similar masses. As a result, researchers can obtain clearer and more accurate results, leading to better insights into the sample's composition.Moreover, the sector field mass spectrometer is widely used in various fields, including environmental science, pharmaceuticals, and proteomics. In environmental studies, for example, it can help in detecting trace levels of pollutants in water or air samples. In the pharmaceutical industry, it is instrumental in drug development, allowing scientists to analyze drug metabolites and ensure the quality of pharmaceutical products. In proteomics, the ability to analyze proteins and peptides at a molecular level has opened new avenues for understanding biological processes and disease mechanisms.Despite its advantages, the sector field mass spectrometer also comes with some challenges. The complexity of its operation requires skilled personnel to operate and maintain the instrument effectively. Additionally, the initial cost of purchasing such advanced equipment can be quite high, which may limit its accessibility for smaller laboratories or research institutions.In conclusion, the sector field mass spectrometer represents a significant advancement in analytical chemistry, offering unparalleled resolution and precision for mass analysis. Its applications across various scientific fields underscore its importance in advancing our understanding of complex chemical compositions. As technology continues to evolve, we can expect further improvements in mass spectrometry techniques, enhancing our ability to analyze and interpret the molecular world around us.

分析化学领域经过多年的发展，已经出现了许多先进的技术，用于分析物质的组成。其中，sector field mass spectrometer（扇形场质谱仪）是该领域中最复杂的工具之一，它在识别和定量不同分子方面发挥着至关重要的作用。这种仪器因其高分辨率和精确度而备受重视，是研究和工业应用中的重要工具。sector field mass spectrometer（扇形场质谱仪）基于质量与电荷比（m/z）的测量原理，能够根据质量分离离子。该设备由几个关键组件组成，包括离子源、扇形场和探测器。离子源从样品中生成离子，这些离子随后被加速进入扇形场。在这里，离子受到电场和磁场的影响，根据它们的m/z比进行分离。最后，探测器捕获分离后的离子，提供可以分析的数据，以确定原始样品的组成。使用sector field mass spectrometer（扇形场质谱仪）的一个显著优势是其卓越的分辨率。与其他类型的质谱仪相比，后者可能难以区分质量非常相似的离子，而扇形场设计则允许更大的分离能力。这一能力在复杂混合物中尤为有利，例如生物样品中可能存在多个质量相似的化合物。因此，研究人员可以获得更清晰、更准确的结果，从而更好地洞察样品的组成。此外，sector field mass spectrometer（扇形场质谱仪）广泛应用于环境科学、制药和蛋白质组学等各个领域。例如，在环境研究中，它可以帮助检测水或空气样品中微量污染物。在制药行业中，它在药物开发中发挥着重要作用，使科学家能够分析药物代谢物并确保制药产品的质量。在蛋白质组学中，分析蛋白质和肽的分子水平能力为理解生物过程和疾病机制开辟了新的途径。尽管有其优势，sector field mass spectrometer（扇形场质谱仪）也面临一些挑战。其操作的复杂性要求熟练的人员有效地操作和维护仪器。此外，购买如此先进设备的初始成本相当高，这可能限制较小实验室或研究机构的可及性。总之，sector field mass spectrometer（扇形场质谱仪）代表了分析化学的重大进步，为质量分析提供了无与伦比的分辨率和精确度。它在各个科学领域的应用凸显了其在推动我们理解复杂化学组成方面的重要性。随着技术的不断发展，我们可以期待质谱技术的进一步改进，增强我们分析和解释周围分子世界的能力。